Sure thing, let's get straight to it. We start with 649 and we're going to multiply it by 392, which means adding 649 to itself 392 times.
Step 1: 0 + 649 = 649
Step 2: 649 + 649 = 1298
Step 3: 1298 + 649 = 1947
Step 4: 1947 + 649 = 2596
Step 5: 2596 + 649 = 3245
Step 6: 3245 + 649 = 3894
Step 7: 3894 + 649 = 4543
Step 8: 4543 + 649 = 5192
Step 9: 5192 + 649 = 5841
Step 10: 5841 + 649 = 6490
Step 11: 6490 + 649 = 7139
Step 12: 7139 + 649 = 7788
Step 13: 7788 + 649 = 8437
Step 14: 8437 + 649 = 9086
Step 15: 9086 + 649 = 9735
Step 16: 9735 + 649 = 10384
Step 17: 10384 + 649 = 11033
Step 18: 11033 + 649 = 11682
Step 19: 11682 + 649 = 12331
Step 20: 12331 + 649 = 12980
Step 21: 12980 + 649 = 13629
Step 22: 13629 + 649 = 14278
Step 23: 14278 + 649 = 14927
Step 24: 14927 + 649 = 15576
Step 25: 15576 + 649 = 16225
Step 26: 16225 + 649 = 16874
Step 27: 16874 + 649 = 17523
Step 28: 17523 + 649 = 18172
Step 29: 18172 + 649 = 18821
Step 30: 18821 + 649 = 19470
Step 31: 19470 + 649 = 20119
Step 32: 20119 + 649 = 20768
Step 33: 20768 + 649 = 21417
Step 34: 21417 + 649 = 22066
Step 35: 22066 + 649 = 22715
Step 36: 22715 + 649 = 23364
Step 37: 23364 + 649 = 24013
Step 38: 24013 + 649 = 24662
Step 39: 24662 + 649 = 25311
Step 40: 25311 + 649 = 25960
Step 41: 25960 + 649 = 26609
Step 42: 26609 + 649 = 27258
Step 43: 27258 + 649 = 27907
Step 44: 27907 + 649 = 28556
Step 45: 28556 + 649 = 29205
Step 46: 29205 + 649 = 29854
Step 47: 29854 + 649 = 30503
Step 48: 30503 + 649 = 31152
Step 49: 31152 + 649 = 31801
Step 50: 31801 + 649 = 32450
Step 51: 32450 + 649 = 33099
Step 52: 33099 + 649 = 33748
Step 53: 33748 + 649 = 34397
Step 54: 34397 + 649 = 35046
Step 55: 35046 + 649 = 35695
Step 56: 35695 + 649 = 36344
Step 57: 36344 + 649 = 36993
Step 58: 36993 + 649 = 37642
Step 59: 37642 + 649 = 38291
Step 60: 38291 + 649 = 38940
Step 61: 38940 + 649 = 39589
Step 62: 39589 + 649 = 40238
Step 63: 40238 + 649 = 40887
Step 64: 40887 + 649 = 41536
Step 65: 41536 + 649 = 42185
Step 66: 42185 + 649 = 42834
Step 67: 42834 + 649 = 43483
Step 68: 43483 + 649 = 44132
Step 69: 44132 + 649 = 44781
Step 70: 44781 + 649 = 45430
Step 71: 45430 + 649 = 46079
Step 72: 46079 + 649 = 46728
Step 73: 46728 + 649 = 47377
Step 74: 47377 + 649 = 48026
Step 75: 48026 + 649 = 48675
Step 76: 48675 + 649 = 49324
Step 77: 49324 + 649 = 49973
Step 78: 49973 + 649 = 50622
Step 79: 50622 + 649 = 51271
Step 80: 51271 + 649 = 51920
Step 81: 51920 + 649 = 52569
Step 82: 52569 + 649 = 53218
Step 83: 53218 + 649 = 53867
Step 84: 53867 + 649 = 54516
Step 85: 54516 + 649 = 55165
Step 86: 55165 + 649 = 55814
Step 87: 55814 + 649 = 56463
Step 88: 56463 + 649 = 57112
Step 89: 57112 + 649 = 57761
Step 90: 57761 + 649 = 58410
Step 91: 58410 + 649 = 59059
Step 92: 59059 + 649 = 59708
Step 93: 59708 + 649 = 60357
Step 94: 60357 + 649 = 61006
Step 95: 61006 + 649 = 61655
Step 96: 61655 + 649 = 62304
Step 97: 62304 + 649 = 62953
Step 98: 62953 + 649 = 63602
Step 99: 63602 + 649 = 64251
Step 100: 64251 + 649 = 64900
Step 101: 64900 + 649 = 65549
Step 102: 65549 + 649 = 66198
Step 103: 66198 + 649 = 66847
Step 104: 66847 + 649 = 67496
Step 105: 67496 + 649 = 68145
Step 106: 68145 + 649 = 68794
Step 107: 68794 + 649 = 69443
Step 108: 69443 + 649 = 70092
Step 109: 70092 + 649 = 70741
Step 110: 70741 + 649 = 71390
Step 111: 71390 + 649 = 72039
Step 112: 72039 + 649 = 72688
Step 113: 72688 + 649 = 73337
Step 114: 73337 + 649 = 73986
Step 115: 73986 + 649 = 74635
Step 116: 74635 + 649 = 75284
Step 117: 75284 + 649 = 75933
Step 118: 75933 + 649 = 76582
Step 119: 76582 + 649 = 77231
Step 120: 77231 + 649 = 77880
Step 121: 77880 + 649 = 78529
Step 122: 78529 + 649 = 79178
Step 123: 79178 + 649 = 79827
Step 124: 79827 + 649 = 80476
Step 125: 80476 + 649 = 81125
Step 126: 81125 + 649 = 81774
Step 127: 81774 + 649 = 82423
Step 128: 82423 + 649 = 83072
Step 129: 83072 + 649 = 83721
Step 130: 83721 + 649 = 84370
Step 131: 84370 + 649 = 85019
Step 132: 85019 + 649 = 85668
Step 133: 85668 + 649 = 86317
Step 134: 86317 + 649 = 86966
Step 135: 86966 + 649 = 87615
Step 136: 87615 + 649 = 88264
Step 137: 88264 + 649 = 88913
Step 138: 88913 + 649 = 89562
Step 139: 89562 + 649 = 90211
Step 140: 90211 + 649 = 90860
Step 141: 90860 + 649 = 91509
Step 142: 91509 + 649 = 92158
Step 143: 92158 + 649 = 92807
Step 144: 92807 + 649 = 93456
Step 145: 93456 + 649 = 94105
Step 146: 94105 + 649 = 94754
Step 147: 94754 + 649 = 95403
Step 148: 95403 + 649 = 96052
Step 149: 96052 + 649 = 96701
Step 150: 96701 + 649 = 97350
Step 151: 97350 + 649 = 97999
Step 152: 97999 + 649 = 98648
Step 153: 98648 + 649 = 99297
Step 154: 99297 + 649 = 99946
Step 155: 99946 + 649 = 100595
Step 156: 100595 + 649 = 101244
Step 157: 101244 + 649 = 101893
Step 158: 101893 + 649 = 102542
Step 159: 102542 + 649 = 103191
Step 160: 103191 + 649 = 103840
Step 161: 103840 + 649 = 104489
Step 162: 104489 + 649 = 105138
Step 163: 105138 + 649 = 105787
Step 164: 105787 + 649 = 106436
Step 165: 106436 + 649 = 107085
Step 166: 107085 + 649 = 107734
Step 167: 107734 + 649 = 108383
Step 168: 108383 + 649 = 109032
Step 169: 109032 + 649 = 109681
Step 170: 109681 + 649 = 110330
Step 171: 110330 + 649 = 110979
Step 172: 110979 + 649 = 111628
Step 173: 111628 + 649 = 112277
Step 174: 112277 + 649 = 112926
Step 175: 112926 + 649 = 113575
Step 176: 113575 + 649 = 114224
Step 177: 114224 + 649 = 114873
Step 178: 114873 + 649 = 115522
Step 179: 115522 + 649 = 116171
Step 180: 116171 + 649 = 116820
Step 181: 116820 + 649 = 117469
Step 182: 117469 + 649 = 118118
Step 183: 118118 + 649 = 118767
Step 184: 118767 + 649 = 119416
Step 185: 119416 + 649 = 120065
Step 186: 120065 + 649 = 120714
Step 187: 120714 + 649 = 121363
Step 188: 121363 + 649 = 122012
Step 189: 122012 + 649 = 122661
Step 190: 122661 + 649 = 123310
Step 191: 123310 + 649 = 123959
Step 192: 123959 + 649 = 124608
Step 193: 124608 + 649 = 125257
Step 194: 125257 + 649 = 125906
Step 195: 125906 + 649 = 126555
Step 196: 126555 + 649 = 127204
Step 197: 127204 + 649 = 127853
Step 198: 127853 + 649 = 128502
Step 199: 128502 + 649 = 129151
Step 200: 129151 + 649 = 129800
Step 201: 129800 + 649 = 130449
Step 202: 130449 + 649 = 131098
Step 203: 131098 + 649 = 131747
Step 204: 131747 + 649 = 132396
Step 205: 132396 + 649 = 133045
Step 206: 133045 + 649 = 133694
Step 207: 133694 + 649 = 134343
Step 208: 134343 + 649 = 134992
Step 209: 134992 + 649 = 135641
Step 210: 135641 + 649 = 136290
Step 211: 136290 + 649 = 136939
Step 212: 136939 + 649 = 137588
Step 213: 137588 + 649 = 138237
Step 214: 138237 + 649 = 138886
Step 215: 138886 + 649 = 139535
Step 216: 139535 + 649 = 140184
Step 217: 140184 + 649 = 140833
Step 218: 140833 + 649 = 141482
Step 219: 141482 + 649 = 142131
Step 220: 142131 + 649 = 142780
Step 221: 142780 + 649 = 143429
Step 222: 143429 + 649 = 144078
Step 223: 144078 + 649 = 144727
Step 224: 144727 + 649 = 145376
Step 225: 145376 + 649 = 146025
Step 226: 146025 + 649 = 146674
Step 227: 146674 + 649 = 147323
Step 228: 147323 + 649 = 147972
Step 229: 147972 + 649 = 148621
Step 230: 148621 + 649 = 149270
Step 231: 149270 + 649 = 149919
Step 232: 149919 + 649 = 150568
Step 233: 150568 + 649 = 151217
Step 234: 151217 + 649 = 151866
Step 235: 151866 + 649 = 152515
Step 236: 152515 + 649 = 153164
Step 237: 153164 + 649 = 153813
Step 238: 153813 + 649 = 154462
Step 239: 154462 + 649 = 155111
Step 240: 155111 + 649 = 155760
Step 241: 155760 + 649 = 156409
Step 242: 156409 + 649 = 157058
Step 243: 157058 + 649 = 157707
Step 244: 157707 + 649 = 158356
Step 245: 158356 + 649 = 159005
Step 246: 159005 + 649 = 159654
Step 247: 159654 + 649 = 160303
Step 248: 160303 + 649 = 160952
Step 249: 160952 + 649 = 161601
Step 250: 161601 + 649 = 162250
Step 251: 162250 + 649 = 162899
Step 252: 162899 + 649 = 163548
Step 253: 163548 + 649 = 164197
Step 254: 164197 + 649 = 164846
Step 255: 164846 + 649 = 165495
Step 256: 165495 + 649 = 166144
Step 257: 166144 + 649 = 166793
Step 258: 166793 + 649 = 167442
Step 259: 167442 + 649 = 168091
Step 260: 168091 + 649 = 168740
Step 261: 168740 + 649 = 169389
Step 262: 169389 + 649 = 170038
Step 263: 170038 + 649 = 170687
Step 264: 170687 + 649 = 171336
Step 265: 171336 + 649 = 171985
Step 266: 171985 + 649 = 172634
Step 267: 172634 + 649 = 173283
Step 268: 173283 + 649 = 173932
Step 269: 173932 + 649 = 174581
Step 270: 174581 + 649 = 175230
Step 271: 175230 + 649 = 175879
Step 272: 175879 + 649 = 176528
Step 273: 176528 + 649 = 177177
Step 274: 177177 + 649 = 177826
Step 275: 177826 + 649 = 178475
Step 276: 178475 + 649 = 179124
Step 277: 179124 + 649 = 179773
Step 278: 179773 + 649 = 180422
Step 279: 180422 + 649 = 181071
Step 280: 181071 + 649 = 181720
Step 281: 181720 + 649 = 182369
Step 282: 182369 + 649 = 183018
Step 283: 183018 + 649 = 183667
Step 284: 183667 + 649 = 184316
Step 285: 184316 + 649 = 184965
Step 286: 184965 + 649 = 185614
Step 287: 185614 + 649 = 186263
Step 288: 186263 + 649 = 186912
Step 289: 186912 + 649 = 187561
Step 290: 187561 + 649 = 188210
Step 291: 188210 + 649 = 188859
Step 292: 188859 + 649 = 189508
Step 293: 189508 + 649 = 190157
Step 294: 190157 + 649 = 190806
Step 295: 190806 + 649 = 191455
Step 296: 191455 + 649 = 192104
Step 297: 192104 + 649 = 192753
Step 298: 192753 + 649 = 193402
Step 299: 193402 + 649 = 194051
Step 300: 194051 + 649 = 194700
Step 301: 194700 + 649 = 195349
Step 302: 195349 + 649 = 195998
Step 303: 195998 + 649 = 196647
Step 304: 196647 + 649 = 197296
Step 305: 197296 + 649 = 197945
Step 306: 197945 + 649 = 198594
Step 307: 198594 + 649 = 199243
Step 308: 199243 + 649 = 199892
Step 309: 199892 + 649 = 200541
Step 310: 200541 + 649 = 201190
Step 311: 201190 + 649 = 201839
Step 312: 201839 + 649 = 202488
Step 313: 202488 + 649 = 203137
Step 314: 203137 + 649 = 203786
Step 315: 203786 + 649 = 204435
Step 316: 204435 + 649 = 205084
Step 317: 205084 + 649 = 205733
Step 318: 205733 + 649 = 206382
Step 319: 206382 + 649 = 207031
Step 320: 207031 + 649 = 207680
Step 321: 207680 + 649 = 208329
Step 322: 208329 + 649 = 208978
Step 323: 208978 + 649 = 209627
Step 324: 209627 + 649 = 210276
Step 325: 210276 + 649 = 210925
Step 326: 210925 + 649 = 211574
Step 327: 211574 + 649 = 212223
Step 328: 212223 + 649 = 212872
Step 329: 212872 + 649 = 213521
Step 330: 213521 + 649 = 214170
Step 331: 214170 + 649 = 214819
Step 332: 214819 + 649 = 215468
Step 333: 215468 + 649 = 216117
Step 334: 216117 + 649 = 216766
Step 335: 216766 + 649 = 217415
Step 336: 217415 + 649 = 218064
Step 337: 218064 + 649 = 218713
Step 338: 218713 + 649 = 219362
Step 339: 219362 + 649 = 220011
Step 340: 220011 + 649 = 220660
Step 341: 220660 + 649 = 221309
Step 342: 221309 + 649 = 221958
Step 343: 221958 + 649 = 222607
Step 344: 222607 + 649 = 223256
Step 345: 223256 + 649 = 223905
Step 346: 223905 + 649 = 224554
Step 347: 224554 + 649 = 225203
Step 348: 225203 + 649 = 225852
Step 349: 225852 + 649 = 226501
Step 350: 226501 + 649 = 227150
Step 351: 227150 + 649 = 227799
Step 352: 227799 + 649 = 228448
Step 353: 228448 + 649 = 229097
Step 354: 229097 + 649 = 229746
Step 355: 229746 + 649 = 230395
Step 356: 230395 + 649 = 231044
Step 357: 231044 + 649 = 231693
Step 358: 231693 + 649 = 232342
Step 359: 232342 + 649 = 232991
Step 360: 232991 + 649 = 233640
Step 361: 233640 + 649 = 234289
Step 362: 234289 + 649 = 234938
Step 363: 234938 + 649 = 235587
Step 364: 235587 + 649 = 236236
Step 365: 236236 + 649 = 236885
Step 366: 236885 + 649 = 237534
Step 367: 237534 + 649 = 238183
Step 368: 238183 + 649 = 238832
Step 369: 238832 + 649 = 239481
Step 370: 239481 + 649 = 240130
Step 371: 240130 + 649 = 240779
Step 372: 240779 + 649 = 241428
Step 373: 241428 + 649 = 242077
Step 374: 242077 + 649 = 242726
Step 375: 242726 + 649 = 243375
Step 376: 243375 + 649 = 244024
Step 377: 244024 + 649 = 244673
Step 378: 244673 + 649 = 245322
Step 379: 245322 + 649 = 245971
Step 380: 245971 + 649 = 246620
Step 381: 246620 + 649 = 247269
Step 382: 247269 + 649 = 247918
Step 383: 247918 + 649 = 248567
Step 384: 248567 + 649 = 249216
Step 385: 249216 + 649 = 249865
Step 386: 249865 + 649 = 250514
Step 387: 250514 + 649 = 251163
Step 388: 251163 + 649 = 251812
Step 389: 251812 + 649 = 252461
Step 390: 252461 + 649 = 253110
Step 391: 253110 + 649 = 253759
Step 392: 253759 + 649 = 254408

So, 649*392 = 254408